vitamin G n 1: a B vitamin that prevents skin lesions and weight loss [syn: {vitamin B2}, {vitamin G}, {riboflavin}, {lactoflavin}, {ovoflavin}, {hepatoflavin}]
vitamin G \vitamin G\ n. same as {vitamin B2}. Syn: vitamin B2, riboflavin, lactoflavin, ovoflavin, hepatoflavin. [WordNet 1.5]